/*
* Copyright 1999-2017 Alibaba Group Holding Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.alibaba.druid.bvt.sql.oracle;
import java.util.List;
import org.junit.Assert;
import com.alibaba.druid.sql.OracleTest;
import com.alibaba.druid.sql.SQLUtils;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.ast.statement.SQLMergeStatement;
import com.alibaba.druid.sql.dialect.oracle.parser.OracleStatementParser;
import com.alibaba.druid.sql.parser.SQLStatementParser;
public class OracleMergeTest8 extends OracleTest {
public void test_0() throws Exception {
String sql = "merge into (select * from T09_RULE_CAL_COUNT where data_dt = '20160328' and rule_type = '2') t " //
+ "using ("
+ " select cust_no,organ_key " //
+ " from (select t1.cust_no, t1.organ_key from t08_cust_result_c_mid t1 "
+ " union "
+ " (select t2.cust_no, t2.organ_key from t08_cust_result_i_mid t2)"
+ " )"
+ ") t3 on(t3.cust_no =t.cust_no) when matched then update set t.organ_key=t3.organ_key";
SQLStatementParser parser = new OracleStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
SQLMergeStatement mergeStatement = (SQLMergeStatement) stmtList.get(0);
String result = SQLUtils.toOracleString(mergeStatement);
Assert.assertEquals("MERGE INTO (SELECT *"
+ "\n\tFROM T09_RULE_CAL_COUNT"
+ "\n\tWHERE data_dt = '20160328'"
+ "\n\t\tAND rule_type = '2'"
+ "\n\t) t"
+ "\nUSING ("
+ "\n\tSELECT cust_no, organ_key"
+ "\n\tFROM ("
+ "\n\t\tSELECT t1.cust_no, t1.organ_key"
+ "\n\t\tFROM t08_cust_result_c_mid t1"
+ "\n\t\tUNION"
+ "\n\t\tSELECT t2.cust_no, t2.organ_key"
+ "\n\t\tFROM t08_cust_result_i_mid t2"
+ "\n\t)"
+ "\n) t3 ON (t3.cust_no = t.cust_no) "
+ "\nWHEN MATCHED THEN UPDATE SET t.organ_key = t3.organ_key",
result);
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("employees", "employee_id")));
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("employees", "salary")));
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("employees", "department_id")));
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("bonuses", "employee_id")));
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("bonuses", "bonus")));
}
}